Add and simplify. Write the answer as an improper fraction as needed.
+ 
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Write the fraction in lowest terms. Use the method of dividing by a common factor.- 
A. - 
B. - 
C. - 
D. - 
Mathematics
Solve the problem.The average daily temperature T of a city in the United States is approximated by T = 55 - 23 cos 
(t -30)where t is in days, 1 ? t ? 365, and t = 1 corresponds to January 1. Find the period of T.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Graph the equation.y =
-
x - 5
A. 
B. 
C. 
D. 
Mathematics
Solve for the missing numbers. Markup is based on selling price. Round dollar amounts to the nearest cent.
100%S$ ?
A. 
| 100% | S | $ | 94.41 |
B.
| 100% | S | $ | 52.82 |
C.
| 100% | S | $ | 52.82 |
D.
| 100% | S | $ | 56.97 |
Mathematics